@inproceedings{IJCAR-2001-AvronL,
	author        = "Arnon Avron and Iddo Lev",
	booktitle     = "{Proceedings of the First International Joint Conference on Automated Reasoning}",
	doi           = "10.1007/3-540-45744-5_45",
	isbn          = "3-540-42254-4",
	pages         = "529--544",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Canonical Propositional Gentzen-Type Systems}",
	volume        = 2083,
	year          = 2001,
}